BSI - BS 889
Specification for Flameproof Electric Lighting Fittings
|Publication Date:||25 February 1965|
|ICS Code (Luminaires):||29.140.40|
|ICS Code (Electrical apparatus for explosive atmospheres):||29.260.20|
Three temperature range classes, for use in hazardous atmospheres. Requirements for: fittings using well-glasses, bulkhead dished or flat glasses; tubular fluorescent lamps; portable handlamps (with an approved type of screened flexible cable). Rating and performance of each category; essential design and constructional features.